SYSTEM / Control System Engine Control System Layout Hydraulic Oil Temperature Sensor Pressure Sensor Boom Raise Boom Lower Arm Roll-Out Arm Roll-In Swing Bucket Roll-In Bucket Roll-Out Key Switch Travel (Right) Travel (Left) Engine Con- trol Dial Attachment (Optional) Counterweight (Optional) CAN Communication Monitor Unit Auto-Idle Switch Dr.ZX Digging Mode Attachment Mode 1 to 3 Power Mode Switch HP Mode E Mode P Mode Pump 1 Delivery Pressure Sensor Pump 2 Delivery Pressure Sensor T1J1-02-02-021 T2-2-5 Pump 2 Regulator Pump 1 Regulator Pressure Sensor Pressure Sensor Pump 2 Regulator Pressure Sensor Pump 1 Regulator Pressure Sensor